/Engine/Plugins/Experimental/AnimNext/Source/AnimNext/Public/Param/ParamStack.h
Get the value of a parameter given aFParamId. Potentially performs a copy of the value.
the parameter's value, or a default value if the parameter is not present
template<typename ValueType> ValueType GetParamValue ( [FParamId](API\Plugins\AnimNext\Param\FParamId) InParamId, [FParamStack::EGetParamResult](API\Plugins\AnimNext\Param\FParamStack\EGetParamResult) * OutResult ) const